SIMATIC MV320 / SIMATIC MV325Operating Instructions, 08/2015, C79000-G8976-C352-03 39Alarm, error and system messages 77.1 Feedback from the readerTable 7- 1 SIMATIC MV320Situation LED displays on thereaderAcoustic signal Vibration signalSIMATIC MV320 is turned on. Green LED flashes 1xSuccessful establishment of the con-nection between SIMATIC MV320 andthe host (by cable).Green LED goes offafter connectionestablishment1xDecoding attempt active. Green LED is off -- --Decoding and data transfer successful. Green LED flashes 1xConfiguration code successfullydecoded and processed.Green LED flashes 2xConfiguration code successfullydecoded but not successfullyprocessed.Green LED flashes 4xTable 7- 2 SIMATIC MV325Situation LED displays on thereaderAcoustic signal Vibration signalSIMATIC MV325 turned onsuccessfully.All LEDs flash 1xSIMATIC MV325 connected to hostsuccessfully.Wireless symbolflashes1xSIMATIC MV325 not connected to hostsuccessfully.-- 3x --Decoding and data transfer successful. Read display flashes 1xDecoding and data transfer notsuccessful.-- 3x --Configuration code successfullydecoded and processed.Read display flashes 2xConfiguration code not successfullydecoded and processed.-- 4x --Batch mode enabled and no datastoredBatch symbol off -- --Batch mode enabled and data stored. Batch symbol flash-ing-- --